diff --git a/S1/38/prompt.txt b/S1/38/prompt.txt
index bd20e74..6d9d487 100644
--- a/S1/38/prompt.txt
+++ b/S1/38/prompt.txt
@@ -5,6 +5,7 @@ You have complete freedom to choose the set of operators you want to replace. Yo
 Here's an example to show you the syntax of inline embedding custom CUDA operators in torch: The example given architecture is:   
   
 ```python
+pairwisedistance.py
 import torch
 import torch.nn as nn
 import torch.nn.functional as F